The content in this site are as follows : From Spins to Fields,
The Ising Model, Landau Mean Field Theory, Universality, Critical
Exponents, Landau-Ginzburg Theory, Domain Walls, The Lower Critical Dimension,
My First Path Integral, The Thermodynamic Free Energy (again); Correlation
Functions, Correlation Length; The Upper Critical Dimension, The Analogy with
Quantum Field Theory, The Renormalisation Group, The Big Idea, Universality
Explained, Scaling Explained; Relevant, Irrelevant and Marginal; The Gaussian
Fixed Point, Dangerously Irrelevant Operators, Interactions, Feynman Diagrams;
the Epsilon Expansion, the Wilson-Fisher Fixed Point, A Sniff of Conformal
Symmetry, Continuous Symmetry, The Importance of Symmetry, O(N) Models,
Goldstone Bosons and Goldstone's Theorem, The Mermin-Wagner Theorem; Sigma
Models, Background Fields, Large N, the Kosterlitz-Thouless Transition,
Vortices, the Coulomb Gas, the Sine-Gordon Model, RG for KT and SG.
This
page online covers the following topics related to Field Theory : Quantisation
of Fields, Euler–Lagrange Equations, Tree-Level Diagrams, Hamiltonian
Perturbation Theory, Path Integrals in Quantum Mechanics, Path Integrals in
Field Theory, Perturbative Expansion in Field Theory, he Scattering Matrix,
Cross Sections, Decay Rates, The Dirac Equation, Plane Wave Solutions of the
Dirac Equation, The Dirac Hamiltonian, Path Integrals for Fermions, Feynman
Rules for Vector Fields, Quantum Electrodynamics—QED, Non-Abelian Gauge
Theories, The Higgs Mechanism, Gauge Fixing and Ghosts, The Standard Model, Loop
Corrections and Renormalisation.
This PDF book covers the
following topics related to Non-equilibrium Quantum Field Theory : Fundamentals
of Nonequilibrium Statistical Mechanics, Basics of Nonequilibrium Quantum Field
Theory, Gauge Invariance, Dissipation, Entropy, Noise and Decoherence, Thermal,
Kinetic and Hydrodynamic Regimes, Applications to Selected Current Research.
Author(s): Esteban A. Calzetta, University of Buenos Aires
and Conicet, Bei-lok B. Hu, University of Maryland